From baff47cdde385cc15b39ab93fca5f41db795d6bc Mon Sep 17 00:00:00 2001
From: Zufu Liu <unknown>
Date: Sat, 5 Mar 2022 20:13:08 +1100
Subject: Feature [feature-requests:#1432] Simplify setting surface modes with
 EditModel::CurrentSurfaceMode.

---
 src/EditModel.cxx | 4 ++++
 src/EditModel.h   | 1 +
 src/EditView.cxx  | 2 +-
 src/Editor.cxx    | 1 +
 src/Editor.h      | 4 ++--
 5 files changed, 9 insertions(+), 3 deletions(-)

(limited to 'src')

diff --git a/src/EditModel.cxx b/src/EditModel.cxx
index db215d9aa..50aa88b06 100644
--- a/src/EditModel.cxx
+++ b/src/EditModel.cxx
@@ -101,6 +101,10 @@ bool EditModel::BidirectionalR2L() const noexcept {
 	return bidirectional == Bidirectional::R2L;
 }
 
+SurfaceMode EditModel::CurrentSurfaceMode() const noexcept {
+	return SurfaceMode(pdoc->dbcsCodePage, BidirectionalR2L());
+}
+
 void EditModel::SetDefaultFoldDisplayText(const char *text) {
 	defaultFoldDisplayText = IsNullOrEmpty(text) ? UniqueString() : UniqueStringCopy(text);
 }
diff --git a/src/EditModel.h b/src/EditModel.h
index 0887b86ca..64005a504 100644
--- a/src/EditModel.h
+++ b/src/EditModel.h
@@ -66,6 +66,7 @@ public:
 	virtual Sci::Line LinesOnScreen() const = 0;
 	bool BidirectionalEnabled() const noexcept;
 	bool BidirectionalR2L() const noexcept;
+	SurfaceMode CurrentSurfaceMode() const noexcept;
 	void SetDefaultFoldDisplayText(const char *text);
 	const char *GetDefaultFoldDisplayText() const noexcept;
 	const char *GetFoldDisplayText(Sci::Line lineDoc) const noexcept;
diff --git a/src/EditView.cxx b/src/EditView.cxx
index fad523351..961c54332 100644
--- a/src/EditView.cxx
+++ b/src/EditView.cxx
@@ -2441,7 +2441,7 @@ void EditView::PaintText(Surface *surfaceWindow, const EditModel &model, PRectan
 			surface = pixmapLine.get();
 			PLATFORM_ASSERT(pixmapLine->Initialised());
 		}
-		surface->SetMode(SurfaceMode(model.pdoc->dbcsCodePage, model.BidirectionalR2L()));
+		surface->SetMode(model.CurrentSurfaceMode());
 
 		const Point ptOrigin = model.GetVisibleOriginInMain();
 
diff --git a/src/Editor.cxx b/src/Editor.cxx
index 34fcd4220..f048a5030 100644
--- a/src/Editor.cxx
+++ b/src/Editor.cxx
@@ -1706,6 +1706,7 @@ void Editor::PaintSelMargin(Surface *surfaceWindow, const PRectangle &rc) {
 	} else {
 		surface = surfaceWindow;
 	}
+	surface->SetMode(CurrentSurfaceMode());
 
 	// Clip vertically to paint area to avoid drawing line numbers
 	if (rcMargin.bottom > rc.bottom)
diff --git a/src/Editor.h b/src/Editor.h
index f3e23ef5b..fd140a800 100644
--- a/src/Editor.h
+++ b/src/Editor.h
@@ -688,14 +688,14 @@ public:
 		if (ed->wMain.GetID()) {
 			surf = Surface::Allocate(ed->technology);
 			surf->Init(ed->wMain.GetID());
-			surf->SetMode(SurfaceMode(ed->CodePage(), ed->BidirectionalR2L()));
+			surf->SetMode(ed->CurrentSurfaceMode());
 		}
 	}
 	AutoSurface(SurfaceID sid, Editor *ed, std::optional<Scintilla::Technology> technology = {}) {
 		if (ed->wMain.GetID()) {
 			surf = Surface::Allocate(technology ? *technology : ed->technology);
 			surf->Init(sid, ed->wMain.GetID());
-			surf->SetMode(SurfaceMode(ed->CodePage(), ed->BidirectionalR2L()));
+			surf->SetMode(ed->CurrentSurfaceMode());
 		}
 	}
 	// Deleted so AutoSurface objects can not be copied.
-- 
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